FIR-MIR spectrum of a polished section from Bells meteorite
- Title
- FIR-MIR spectrum of a polished section from Bells meteorite
- DOI
- 10.26302/SSHADE/EXPERIMENT_ZED_20220901
- Data reference
- Brunetto, Rosario; Dionnet, Zélia (2020): FIR-MIR reflectance spectra of carbonaceous chondrites (polished sections). SSHADE/DAYSY (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_ZED_20220901
- Publications
- Database
- Experimentalists
- Experiment type
- laboratory measurement
- Type
- reflectance factor
- Intensity unit
- no unit
- Instrument
- SMIS Cary 670 - confocal reflection Mid-IR
- Standard medium
- vacuum
- Observation mode
- spectrum
- Spectral range type(s)
- MIR
- Valid spectral range(s)
-
Min - Max ($cm^{-1}$) Sampling ($cm^{-1}$) Resolution ($cm^{-1}$) Position accuracy ($cm^{-1}$) Absorption edge #1 840.0 - 1200.0 4.0
Definition: incidence and emergence angles are positive with origin at nadir, and vary in same direction. Azimuth origin (increasing clockwise) is for i = e (opposition geometry).
- Observation geometry
- specular
- Observation mode
- fixed angles
- Incidence angle
- 0.0°
- Emergence angle
- 0.0°
- Azimuth angle
- 180.0°
- Phase angle
- 0.0°
- Resolution illumination
- 10.0°
- Resolution observation
- 10.0°
- Comments
- Confocal illumination observation geometry
- Observation mode
- rastered
- Spots number
- 16384
- Objective type
- x15
- Pixels separation
- 5.5 x 5.5 ${\mu}m$
- Pixels number
- 128 x 128
- Image size
- 704.0 x 704.0 ${\mu}m$
- Instrument
- SMIS NEXUS 6700 - confocal reflexion Far-IR
- Standard medium
- vacuum
- Observation mode
- spectrum
- Spectral range type(s)
- FIR
- Valid spectral range(s)
-
Min - Max ($cm^{-1}$) Sampling ($cm^{-1}$) Resolution ($cm^{-1}$) Position accuracy ($cm^{-1}$) Absorption edge #1 100.0 - 660.0 8.0
Definition: incidence and emergence angles are positive with origin at nadir, and vary in same direction. Azimuth origin (increasing clockwise) is for i = e (opposition geometry).
- Observation geometry
- specular
- Observation mode
- fixed angles
- Incidence angle
- 0.0°
- Emergence angle
- 0.0°
- Azimuth angle
- 180.0°
- Phase angle
- 0.0°
- Resolution illumination
- 10.0°
- Resolution observation
- 10.0°
- Comments
- Confocal illumination observation geometry
- Observation mode
- averaged
- Spots number
- 10
- Objective type
- x15
- Image size
- 50.0 x 50.0 ${\mu}m$
- Experiment
- FIR-MIR reflectance spectra of carbonaceous chondrites (polished sections)
- Date begin
- 2020-01-01
- Release date
- 2023-01-03 09:40:05 UTC+0000
- Version (Date)
- #1 (2023-01-03 09:40:05 UTC+0000, Updated: 2023-03-06 09:30:30 UTC+0000)
- History
-
Date Mode Version Status Comments 2022-09-01 11:38:28 UTC+0000 first import #1 valid version
- Analysis
- MIR and FIR spectra were concatenated. FIR spectra was shifted toward the reflectance axis to fit the value of MIR spectra at 800cm-1.
- Quality flag
- 4